Question: Question 17 (3 points) Questionable water sources needs to meet several performance requirements. Which of these is correct? Air content: within 6% from control Slump:

Question 17 (3 points) Questionable water sources
Question 17 (3 points) Questionable water sources needs to meet several performance requirements. Which of these is correct? Air content: within 6% from control Slump: within 2 in from control Time of set deviation: within 180 min from control Compressive strength at least 90% of control at 7 days

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